package com.example.springbootdemo2.service;

import com.example.springbootdemo2.pojo.db1.User;
import com.github.pagehelper.Page;
import org.apache.ibatis.annotations.Select;

import java.util.List;
public interface UserService {

    List<User> selectUserList();


    User getUserById(int id);

    Page<User> getUserList();

    int adduser(User user);
}
